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<br /> <br />Sta~e: Colorado Project: Bravo Structure Repair <br />By: LRL Date: 6-15-96 <br />.Subject: Preliminary cost estimate <br /> <br />... Earthwork in river 25 hours @ $100 per hour <br /> <br />$2,500 <br /> <br />- Structure removal $2,000 <br /> <br />- Sheet piling installation, 200 ft x 14 ft @ $6.00 per square foot $16,800 <br /> <br />- Concrete cap on sheet piling 11.1 cy x $120 per cy $1,333 <br /> <br />- Reinforced concrete structure 33.3 cy @ $500 per cy $16,659 <br /> <br />sub total $39,292 <br /> <br />10% contingencies $3,929 <br /> <br />total $43,221 <br />